2688810080

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{80407}}^1$

素因数の和:80452

約数の個数: 96

約数和(自身を含む): 7294613760

約数和(自身を除く): 4605803680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 352, 380, 418, 440, 608, 760, 836, 880, 1045, 1520, 1672, 1760, 2090, 3040, 3344, 4180, 6688, 8360, 16720, 33440, 80407, 160814, 321628, 402035, 643256, 804070, 884477, 1286512, 1527733, 1608140, 1768954, 2573024, 3055466, 3216280, 3537908, 4422385, 6110932, 6432560, 7075816, 7638665, 8844770, 12221864, 12865120, 14151632, 15277330, 16805063, 17689540, 24443728, 28303264, 30554660, 33610126, 35379080, 48887456, 61109320, 67220252, 70758160, 84025315, 122218640, 134440504, 141516320, 168050630, 244437280, 268881008, 336101260, 537762016, 672202520, 1344405040, 2688810080]

約数ペア:

[(1, 2688810080), (2, 1344405040), (4, 672202520), (5, 537762016), (8, 336101260), (10, 268881008), (11, 244437280), (16, 168050630), (19, 141516320), (20, 134440504), (22, 122218640), (32, 84025315), (38, 70758160), (40, 67220252), (44, 61109320), (55, 48887456), (76, 35379080), (80, 33610126), (88, 30554660), (95, 28303264), (110, 24443728), (152, 17689540), (160, 16805063), (176, 15277330), (190, 14151632), (209, 12865120), (220, 12221864), (304, 8844770), (352, 7638665), (380, 7075816), (418, 6432560), (440, 6110932), (608, 4422385), (760, 3537908), (836, 3216280), (880, 3055466), (1045, 2573024), (1520, 1768954), (1672, 1608140), (1760, 1527733), (2090, 1286512), (3040, 884477), (3344, 804070), (4180, 643256), (6688, 402035), (8360, 321628), (16720, 160814), (33440, 80407)]